header{
    text-align: center;
    line-height: 44px;
    width: 100%;
    height: 44px;
    background: #f8f8f8;
}
.pageBox{
    position: relative;
    background: url('../img/advertisement-bg.jpg') no-repeat;
    background-size: cover;
    background-position: center;
}
.btnBox{
    position: absolute;
    top: 28px;
    right: 14px;
    padding: 10px;
    width: 105px;
    height: 40px;
    background: #fff;
    border-radius: 20px;
}
.timer{
    text-align: center;
    line-height: 20px;
    border-right: 1px solid #ccc;
}
.jump{
    text-align: center;
    line-height: 20px;
}
.text{
    position: absolute;
    bottom: 244px;
    width: 100%;
    text-align: center;
    opacity: 0;
    font-size: 0px;
    font-weight: bold;
    color: #fff;
    animation: textRun 2s forwards;
}
@keyframes textRun{
    0%{
    opacity: 0;
    font-size: 0;
    bottom: 244px;
    }
    50%{
    opacity: 1;
    font-size: 48px;
    bottom: 94px;
    }
    100%{
    opacity: 1;
    font-size: 48px;
    bottom: 114px;
    }
}